Bottle opener



FIG. 1 is a frontal view of a bottle opener showing my design;

FIG. 2 is a side view thereof, the opposite side being a mirror image thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof. 

The ornamental design for a bottle opener, as shown and described. 